The police had to use batons to disperse protesters outside the BJP's election office in Kolkata as party workers, upset with the party's choice of candidates for some seats, started throwing stones. Hundreds of supporters of the BJP had held angry protests outside the party's election office in Kolkata all day on Monday against the fielding of a large number of former Trinamool Congress leaders as BJP candidates. For the BJP, the candidates' list for the state's 294 seats was expected to be a tough balancing act.